Home / 1,415,544.40-2,123,316.60-404,664.40

Finding the Fourth Proportional to 1,415,544.40, 2,123,316.60 and 404,664.40

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Solution

The fourth proportional to 1,415,544.40, 2,123,316.60 and 404,664.40 is: 606,996.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,544.40 : 2,123,316.60 = 404,664.40 : x
  2. Step 2: Convert to fraction form
    1,415,544.40/2,123,316.60 = 404,664.40/x
  3. Step 3: Cross multiply
    1,415,544.40x = 2,123,316.60 × 404,664.40
  4. Step 4: Simplify right side
    1,415,544.40x = 859,230,637,949.04
  5. Step 5: Solve for x
    x = 859,230,637,949.04/1,415,544.40
  6. Step 6: Final answer
    x = 606,996.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.